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Code Issues 32 Releases Wiki Activity

[per-object-permissions] Fixed RLP perm checking so it now accepts the string app_label.perm_codename format correctly.

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git-svn-id: http://code.djangoproject.com/svn/django/branches/per-object-permissions@3531 bcc190cf-cafb-0310-a4f2-bffc1f526a37
This commit is contained in:
Christopher Long 2006-08-07 17:28:16 +00:00
parent 18c889d8fb
commit e8ea76b4c7
1 changed files with 12 additions and 6 deletions
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18
django/contrib/auth/models.py
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@ -49,9 +49,9 @@ class Permission(models.Model):
class RowLevelPermissionManager(models.Manager):
def create_row_level_permission(self, model_instance, owner, permission, negative=False):
if isinstance(permission, str):
permission = Permission.objects.get(codename__exact=permission)
model_ct=ContentType.objects.get_for_model(model_instance)
if isinstance(permission, str):
permission = Permission.objects.get(codename__exact=permission, content_type=model_ct.id)
if model_ct != permission.content_type:
raise TypeError, "Invalid value: Permission content type(%s) and object content type(%s) do not match" % (permission.content_type, type_ct)
@ -111,7 +111,7 @@ class Group(models.Model):
"""
name = models.CharField(_('name'), maxlength=80, unique=True)
permissions = models.ManyToManyField(Permission, verbose_name=_('permissions'), blank=True, filter_interface=models.HORIZONTAL)
row_level_permissions_owned = models.GenericRelation(RowLevelPermission, object_id_field="owner_id", content_type_field="owner_ct", related_name="owner")
row_level_permissions_owned = models.GenericRelation(RowLevelPermission, object_id_field="owner_id", content_type_field="owner_ct", related_name="group")
class Meta:
verbose_name = _('group')
verbose_name_plural = _('groups')
@ -260,11 +260,15 @@ class User(models.Model):
return self._perm_cache
def check_row_level_permission(self, permission, object):
object_ct=ContentType.objects.get_for_model(object)
if isinstance(permission, str):
permission = Permission.objects.get(codename__exact=permission)
try:
permission = Permission.objects.get(codename__exact=permission, content_type=object_ct.id)
except Permission.DoesNotExist:
return False
try:
row_level_perm=self.row_level_permissions_owned.get(model_id=object.id,
model_ct=ContentType.objects.get_for_model(object).id,
model_ct=object_ct.id,
permission=permission.id)
except RowLevelPermission.DoesNotExist:
return self.check_group_row_level_permissions(permission, object)
@ -302,6 +306,7 @@ class User(models.Model):
ContentType.objects.get_for_model(object).id,
permission.id,])
row = cursor.fetchone()
if row is None:
return None
return not row[0]
@ -314,7 +319,8 @@ class User(models.Model):
if self.is_superuser:
return True
if object and object._meta.row_level_permissions:
row_level_permission = self.check_row_level_permission(perm, object)
permission_str = perm[perm.index('.')+1:]
row_level_permission = self.check_row_level_permission(permission_str, object)
if row_level_permission is not None:
return row_level_permission
return perm in self.get_all_permissions()